R. 'Effner'
Rhododendron Hybrid
| Hybridized By | Seidel, T.J.R. |
| Seed Parent | R. 'Alfred' |
| Pollen Parent | R. 'Everestianum' |
| Introduced | 1903 |
| 10 Year Height | 250 cm. (8ft.) |
| Bloom Time | ? |
| Flower | ? |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Minimum Hardiness | ? |
| Registration | Registered |
